Applied Physics Express

Article	Citations
Vertical GaN p–n diode with deeply etched mesas by contactless photo-electrochemical etching	78
Formation of neuron-microelectrode junction mediated by a synapse organizer	68
Magnetism control of thin CoFeB layers by ferroelectric polarization	64
Detecting the orbital angular momentum from speckle via convolutional neural network	49
Thermoelectric measurements of nanomaterials by nanodiamond quantum thermometry	48
Enhancement of short-wavelength range responsibility for PIN silicon photodetectors using additional fluorescent carbon quantum dots nanoparticles	38
Evaluation and bioparticle density correlation analysis of extended gate HEMT sensors for biological detection from microscopic view	37
Broadband optical wavelength conversion through four-wave mixing in W3-type AlGaAs photonic crystal waveguides	35
Strong light confinement and optical force enhancement in phosphorene with acoustic plasmons	33
One-step assembly of TA-FeIII supramolecular shell on AgNPs surface for regulating fluorescence intensity of quantum dots	33
N-polar GaN p-n junction diodes with low ideality factors	32
Corrigendum: GaN high electron mobility transistors with a breakdown voltage over 2500 V achieved by low temperature MBE growth, subdivision of channel, and single field plate structure [Appl. Phys. E	31
Magnetic field tuning of photoelectric and photoluminescence effects in BiFe0.9Co0.1O3 thin film	31
Vortex structure in relaxed BaTiO3/SrTiO3 superlattice	30
High power diode lasers at 1470 nm with continuous power exceeding 10 W	30
Femtosecond Z-scan measurement of third-order nonlinear optical response of fluorine-doped tin oxide	30
Wide-field imaging of the magnetization process in soft magnetic-thin film using diamond quantum sensors	29
Lightweight and high-precision materials property prediction using pre-trained Graph Neural Networks and its application to a small dataset	29
Axis thermal expansion switching in transition-metal zirconides TrZr2 by tuning the c/a ratio	24
Recent advances in the physics of Dirac plasmons in graphene and related 2D materials and their THz device applications	24
High throughput observation of latent images on resist using laser-based photoemission electron microscopy	24
Layer-number tailoring and template-induced orientation control of 2D perovskites on 3D perovskites by adopting the Dion–Jacobson phase	23
Next-generation light-emitting devices combining organic emitters and halide perovskites	23
RFSoC-based radio-frequency reflectometry in gate-defined bilayer graphene quantum devices	23
Effective suppression of interface states in recessed-gate MIS-HEMTs by TMAH wet etching	23

Quartz-free hydride vapor phase epitaxy for production of large size GaN-on-GaN epitaxial wafers	23
Compensation of noise floor distortion in long-range simplified optical correlation-domain reflectometry without the use of electrical spectrum analyzer	22
Plasmon–exciton coupling in a dimer cavity revisited: effect of excitonic dipole orientation	22
Microsecond non-melt UV laser annealing for future 3D-stacked CMOS	22
Vacuum frequency measurement of 7S3-7P4 transition in Cr atoms using laser-induced fluorescence	22
Temperature-dependent Raman-active phonon modes and electron−phonon coupling in β-Ga2O3 microwire	21
Enhanced dielectric/ferroelectric properties of P(VDF-TrFE) composite films with organic perovskite ferroelectrics	21
High-density spin-wave soliton train	21
Observation of low-frequency Raman peak in layered WTe2	21
Phase-controllable multi-laser system with coaxially combined near-infrared and subcycle mid-infrared and THz pulsed beams	20
Probing the bandgap and effects of t-BN domains in h-BN neutron detectors	20
A high-RF-bandwidth, high-IF-bandwidth monolithic terahertz heterodyne receiver based on AlGaN/GaN nonlinear transmission lines as a local oscillator and mixer	20
Core–shell yarn-structured triboelectric nanogenerator for harvesting both waterdrop and biomechanics energies	20
Generation of single photon emitters at a SiO2/SiC interface by high-temperature oxidation and reoxidation at lower temperatures	20
Elastic constants of GaN grown by the oxide vapor phase epitaxy method	19
GaN-based MIS HEMT with SiAlN gate dielectric achieving over 70% PAE and 10 W mm −1 at 8 GHz	19
Distinguishing the EH1 and S1 defects in n-type 4H-SiC by Laplace DLTS	19
Terahertz aptasensor for dopamine neurochemical detection	19
Thermoelectric properties of composition-controlled Fe2TiSi-based full-Heusler thin films	19
Seebeck-induced anomalous Nernst effect in van der Waals MnBi2Te4 layers	19
Plasmonically-enhanced reconfigurable photodetector based on graphene/Sb2S3 heterojunction	18
Field plate multi-finger diamond MOSFET with ampere-class current capability and a breakdown voltage of 550 V	18
Prospects for β-Ga2O3: now and into the future	18
Extremely small trap concentrations in high-purity n-type GaN grown by quartz-free hydride vapor phase epitaxy	18
Growth of water-insoluble rutile GeO2 thin films on (001) TiO2 substrates with graded Ge x Sn1−x O2	18
Theoretical study of the relationship between the electronic structure of carbon nanotube surface and its hydrogenation sites	17
Modelling of impedance dispersion in lateral β-Ga2O3 MOSFETs due to parallel conductive Si-accumulation layer	17
Mid-infrared pulse generation using multi-plate white-light generation and optical parametric amplification in LiGaS2 crystals	17
Inversion-mode InGaAs FinFETs for RF applications	17
The incorporation of AlScN ferroelectric gate dielectric in AlGaN/GaN-HEMT with polarization-modulated threshold voltage	17
Effects of hydrogen radical treatment on piezoresistance coefficients of germanium	16
Enhancement of high harmonic generation in liquid water by resonant excitation in the mid-infrared	16
Dual-band bilayer metasurfaces enabling platforms for independent polarization sensitive/insensitive modulations	16
Correlation between the magnitude of interlayer exchange coupling and charge-to-spin conversion efficiency in a synthetic antiferromagnetic system	16
In situ SiN/AlN/GaN HEMTs with regrown contacts using selective etching	16
Broadband focusing of seismic Rayleigh waves by Luneburg lens in the semi-infinite soil	15
Demonstration of recycling process for GaN substrates using laser slicing technique towards cost reduction of GaN vertical power MOSFETs	15
Faraday rotator based on a silicon photonic crystal slab on a bismuth-substituted yttrium iron garnet thin film	15
Separate evaluation of interface and oxide hole traps in SiO2/GaN MOS structures with below- and above-gap light excitation	15
InGaN-based LEDs on convex lens-shaped GaN arrays toward multiwavelength light emitters	14
Unveiling the degradation process of monolayer WSe2 with aging	14
High speed evanescent waveguide photodetector with a 100 GHz bandwidth	14
All-pass phase shifting achieved by acoustic unidirectional guided resonances	13
Fusion splicing of plastic optical fibers using a mid-IR fiber laser	13
Coherent multiphoton photoemission spectroscopy of image-potential state on Ir(111) surface	13
Ultra-thin midwavelength infrared absorber using bismuth based planar thin film metamaterials	13
Tuning anisotropy of an organic DSB semiconductor in a microcavity	13
High-power and efficiency W-band InAlGaN/AlN/GaN high-electron-mobility transistors for future high-capacity wireless communications	13
Prediction of NdFe16-based permanent-magnet compounds with high magnetization	13
Nanometer-precision measurements of geometric fluctuations via momentum-filtered spectroscopy	13

783 MHz fundamental repetition rate all-fiber ring laser mode-locked by carbon nanotubes	13
Microgrooves with low-index facets in halide vapor deposited (001) β-Ga2O3: origin of reverse leakage current in Schottky barrier diodes observed by high-sensitive emission micro	13
Kirigami-structured flexible heat flux sensor driven by the anomalous Nernst effect	13
Intrinsic field-effect mobility in thin-film transistor with polycrystalline In2O3 channel based on transfer length method	13
Biochemical pathways for device nanoarchitectonics: organic semiconductors interfaced with biomolecular systems	13
Continuous outcoupling of ultracold strontium atoms combining three different traps	12
Spectral beam combining of 2.8 μm fiber laser based on telescope system	12
Beam size estimation method for mid-infrared lasers using silicon-based photonic semiconductor image sensor	12
Role of impact ionization and self-consistent tunnel injection in Schottky-barrier diodes operating under strong reverse-bias conditions	12
Origin of broadband acoustic emission from a dancing cavitation bubble	12
Effect of stack structure on damping-like spin–orbit torque efficiency in RuO2/α-WTa/CoFeB/MgO and RuO2/(Cr, V)/α-WTa/CoFeB/MgO systems	12
Improved uniformity of xanthan gum resistive memory device by lowering activation energy	12
Terahertz resonant-tunneling-diode oscillator with two offset-fed slot-ring antennas	12
Random network device fabricated using Ag2Se nanowires for data augmentation with binarized convolutional neural network	12
Current-controlled electroluminescence from light-emitting diodes based on Tm, Er, and Eu codoped Ga2O3 thin films	12
Temperature dependence of liquid-gallium ordering on the surface of epitaxially grown GaN	12
Frustrated lattice orientation of cholesteric blue phase II induced by micro-patterned surface alignment	12
Structural modulation of bilayer graphene under an external electric field and carrier doping	11
Widely-tunable mid-infrared (2.6–5 μm) picosecond vortex laser	11
Density functional theory study on the effect of NO annealing for SiC(0001) surface with atomic-scale steps	11
Quantum geometry and X -wave magnets with X = p, d, f, g, i	11
A scheme to fabricate magnetic graphene-like cobalt nitride CoN4 monolayer proposed by first-principles calculations	11
Prediction of wide-gap topological insulating phase in metastable BiTeI	11
Hybrid structure for vortex beam generation and propagation in LN crystal based on femtosecond laser direct writing	11
Pulsed sputtering selective epitaxial formation of highly degenerate n-type GaN ohmic contacts for GaN HEMT applications	11
Deep-subwavelength and hydrostatic-pressure-resistant meta-absorber for broadband low-frequency underwater sound	11
Unusual photoinduced crystal structure dynamics in TaTe2 with double zigzag chain superstructure	11
Process improvement of p-GaN HEMTs with a u-GaN etching buffer layer inserted	11
Suppression of electromagnetic crosstalk by differential excitation for SAW generation	11
An analytical method for evaluating the transient swelling layer during polymer film development using quartz crystal microbalance	11
Three-dimensional surface analysis of iron-based materials using synchrotron Mössbauer source	11
Stabilization of Bi vibration along c-axis in BiS2-based layered compounds La(O,F)Bi(S,Se)2 by Se substitution	11
Second harmonic generation in horizontally aligned AlN/SiN x hybrid waveguide for integrated wavel	11
Ferroelectric properties of BaTiO3 nanocube self-assembled monolayers: an investigation using piezoresponse force microscopy	11
Corrigendum on “Record high extraction efficiency of free electron laser oscillator” [Appl. Phys. Express 13, 102007 (2020)]	11
High external quantum efficiency in InGaN-based green micro-light emitting diodes at ultra-low current density by removing pre-wells	11
Enhancement of focusing properties of Bessel-like beam by metallic surface nanostructure	11
Kinetics of thermal oxidation of silicon	11
230 nm wavelength range far-UVC LED with low Al-composition differentiation between well and barrier layers of MQWs	11
Modeling of the cryogenic conductivity of highly doped silicon in advanced CMOS	11
Vortex beam generator based on exceptional topological phase in terahertz all-dielectric metasurface	11
Improvement of contact resistance at carbon electrode/organic semiconductor interfaces through chemical doping	10
The effect of SiN x film for H plasma implantation in p-GaN/AlGaN/GaN high electron mobility transistors	10
Theoretical study of the mixed-orbital charge-transport characteristics of a zigzag-shaped organic semiconductor with a unique HOMO configuration	10
Electronic properties of the steps in bilayer Td-WTe2	10
Impact of post-deposition annealing on SiO2/SiC interfaces formed by plasma nitridation of the SiC surface and SiO2 deposition	10
Hydride vapor phase epitaxial growth of AlGaN	10
Comprehensive determination of proton diffusion in protonated NdNiO3 thin film by a combination of electrochemical impedance spectroscopy and optical observation	10
High-pressure plasma etching up to 9 atm toward uniform processing inside narrow grooves of high-precision X-ray crystal optics	10
Theoretical advances in resonance Raman spectroscopy of solids	10
Fundamentals and recent advances of terahertz resonant tunneling diodes	10
DMD-based pure-phase superpixel method for digital holography	10
Polarization-dependent photoluminescence of Ce-implanted MgO and MgAl2O4	10
Realization of low specific-contact-resistance on N-polar GaN surfaces using heavily-Ge-doped n-type GaN films deposited by low-temperature reactive sputtering technique	10
AlScN/GaN HEMTs with 4 A/mm on-current and maximum oscillation frequency >130 GHz	10
An inverted singlet-triplet excited state in a pentaazaphenalene derivative (5AP-N(C12)2)	10
Generation of deep levels near the 4H-SiC surface by thermal oxidation	10
Voltage-controlled magnetic anisotropy effect through a high-k MgO/ZrO2/MgO hybrid tunneling barrier	10
Effect of electric field frequency on double hysteresis loops and energy storage characteristics of Sm/Mn co-doped PMN-PT ferroelectric ceramics	10
Quantum beat of heavy-hole and light-hole excitons originating from interband Stark-ladder transitions in a biased GaAs/AlAs superlattice	10
Thermal conductivity of BaZrO3 and KTaO3 single crystals	10
Identification and thermal healing of focused ion beam-induced defects in GaN using off-axis electron holography	10
IGZO synaptic thin-film transistors with embedded AlO x charge-trapping layers	10
Output-power equivalence of two- and four-terminal photovoltaic-thermoelectric hybrid tandems	10
Higher-order resonance of single-crystal diamond cantilever sensors toward high f‧Q products	9
Reflectometric configuration for polymer optical fiber Bragg grating-based real-time tactile sensing	9
Temperature dependence of power transfer efficiency and power handling capability of wireless power transfer system using superconducting bulk coil	9
Epitaxial ZnO piezoelectric layer on SiO2/Mo solidly mounted resonator fabricated using epitaxial Au sacrificial layer	9
Neural-network-based transfer learning for predicting cryo-CMOS characteristics from small datasets	9
Acoustic metalens with switchable and sharp focusing	9
Large surface acoustic wave nonreciprocity in synthetic antiferromagnets	9
Effect of an ultrathin Fe interlayer on the growth of MnGa and spin-orbit-torque induced magnetization switching	9
High proton conductivity in phosphorylated cellulose nanofiber-based composite membranes for HT-PEFC	9
Franz–Keldysh effect in β-Ga2O3 Schottky barrier diode under high reverse bias voltage	9
Optical and electrical properties of proton-implanted p-GaSb for electrical isolation	9
Interference cancellation analysis of output spectrum of virtual image phased array (VIPA) and application of VIPA in spontaneous Brillouin backscattering measurement	9
Higher-order topological sound transport in synthetic spaces	9
High field performance of Si-doped n-AlN layers grown using pulsed MOCVD	9
Monolithic bidirectional 2DHG diamond switch	9
Flexible and lightweight monolithic Cu(In, Ga)Se2 photovoltaic minimodule achieving 18.83% efficiency	9

Magnetoresistance ratio in magnetic tunnel junction with silicon diffused MgO barrier	9
Anisotropic electrical properties of NiO x /β-Ga2O3 p-n heterojunctions on (2̅01), (001), and (010) crystal orientation	9
Impacts of capacitive current on electrolyte-gated graphene field-effect transistor arrays	9
Ultra-thin optical power converters based on Gires–Tournois resonator configuration operating in high-order modes	9
High performance vacuum annealed β-(AlxGa1−x)2O3/Ga2O3 HFET with fT/fMAX of 32/65 GHz	9
Demonstration of InGaN full-color monolithic micro-LED display using stacking and selective removal of the light-emitting layer	9
Numerical investigation of plasmon-enhanced emission from a nanofiber coupled single photon emitter	8
Sb-segregated GaInNAs/GaAs(Sb) triple quantum well core–multishell nanowires grown by molecular beam epitaxy	8
Si-doped AlN using pulsed metalorganic chemical vapor deposition and doping	8
Distributed temperature–strain sensor based on inter-mode Kerr four-wave mixing of PMF: proposal and proof-of-concept	8
Mapping phonon hydrodynamic strength in micrometer-scale graphite structures	8
Two-dimensional positronium lifetime imaging using certified reference materials	8
Nanoscale observation of subgap excitations in β-Si3N4 with a high refractive index using low-voltage monochromated STEM: a new approach to analyze the physical properties of def	8
Auger recombination coefficient in heavily nitrogen-doped 4H-SiC under high-level injection conditions	8
Size dependent characteristics of AlGaN-based deep ultraviolet micro-light-emitting-diodes	8
High-speed growth of thick high-purity β-Ga2O3 layers by low-pressure hot-wall metalorganic vapor phase epitaxy	8
Single-frequency high-energy pulses from an Er:Yb glass planar waveguide amplifier with good beam quality	8
Perfect acoustic absorption of Helmholtz resonators via tapered necks	8
Ferroelectric polymer thin-film memristors with asymmetric top electrodes	8
Battery-less optically-powered miniaturized glucose sensor with 12 mm diameter for continuous glucose measurement system	8
Polarization-insensitive epsilon-mu-near-zero effect in two-dimensional annular photonic crystals	8
Sensitive phonon detection using a single Cooper-pair transistor	8
The correlation between carrier escape and injection in InGaN/GaN light-emitting diodes	8
Random telegraph signals in nanoscale vertical junctionless transistors with gate-all-around	8
InGaN-based green micro-LED efficiency enhancement by hydrogen passivation of the p-GaN sidewall	8
Observation of mode splitting by magnon–magnon coupling in synthetic antiferromagnets	8
CMOS-compatible integration of telecom band InAs/InP quantum-dot single-photon sources on a Si chip using transfer printing	8
GaN high electron mobility transistors with a breakdown voltage over 2500 V achieved by low temperature MBE growth, subdivision of channel, and single field plate structure	8
A light-controllable topological transistor based on quantum tunneling of anomalous topological edge states	8
AlGaN/GaN HEMT on a free-standing GaN substrate with record 85.2% power-added efficiency at 2.45 GHz	8
Reducing switching current with Gilbert damping constant in nanomagnets with perpendicular anisotropy under Dzyaloshinskii–Moriya interaction	8
Enhancement of carrier mobility in metal-oxide semiconductor field-effect transistors using negative thermal expansion gate electrodes	8
Digital counting of single biomolecules: progress and perspectives with SERS	8
Realistic simulation of thermoelectric characteristics of organic semiconductors based on electronic structure calculations	8
High-frequency characteristics of ultra-short gate MoS2 transistors	8
High power transmission efficiency of wireless power transfer system using high-quality factor superconducting bulk coil	8
Plasmonic dual-band waveguide with independently controllable band-notched characteristics	8
P–i–n photodetector with active GePb layer grown by sputtering epitaxy	8
Epitaxial film growth of strongly correlated LaNiO 3 on buffered Si and thermal conductivity modulation based on reversible protonation	8
Two-stage optical trapping and assembling of protein at air/solution interface	8
High-performance organic field effect transistor of liquid crystalline organic semiconductor using silver electrodes with bottom-gate top-contact configuration	8
High linearity AlGaN/GaN HEMTs with Au-free Ti/Al/Ni/Ti ohmic contacts for Ka-band applications	8
8.7 A/700 V β-Ga2O3 Schottky barrier diode demonstrated by oxygen annealing combined with self-aligned mesa termination	8
Ultrafast dynamics of coherent phonons and phonon-polaritons in lithium niobate crystals	7
Physical reservoir computing with visible-light signals using dye-sensitized solar cells	7
Generation of nonlinear polarization to emit terahertz waves in above gap states in GaSb/AlGaSb multiple quantum wells	7
Demonstration of III-nitride vertical-cavity surface-emitting lasers with a topside dielectric curved mirror	7
Degradation of NO-nitrided SiC MOS interfaces by excimer ultraviolet light irradiation	7
Multichannel topological elastic waveguide in a multilayer Kagome phononic crystal	7
Complete terahertz absorber: coupled topological like structure, spaced graphene and magneto-optic effect	7
Voltage-controlled density-near-zero piezoelectric metamaterials for wavefront shaping, acoustic splitting, focusing and doping	7
From mathematical order to functional materials: new developments in thermal transport engineering	7
Impact of supercooled liquid structures on the crystallization processes of amorphous Ge	7
Acoustic collimation based on an ultra-thin metasurface	7
Anisotropic reversing motion in laser-induced periodic surface structures	7
Effects of initial three-dimensional electron energy distribution on terahertz Bloch oscillations in a biased semiconductor superlattice	7
Impact of post-nitridation annealing in CO2 ambient on threshold voltage stability in 4H-SiC metal-oxide-semiconductor field-effect transistors	7
Overview and future perspective of Si tandem solar cells	7
Plasmonic red-light-emission enhancement by honeycomb-latticed InGaN/GaN ordered fine nanocolumn arrays	7
Strain-free thin film growth of vanadium dioxide deposited on 2D atomic layered material of hexagonal boron nitride investigated by their thickness dependence of insulator–metal transition behavior	7
Helicity-resolved Raman spectroscopy of mono- and a few-layers-thick PtSe2	7
Development of a full field-of-view spectroscopic single-molecule fluorescence instrument with improved methods for calibration	7
Mimicking of thermal spin dynamics by controlling sparsity of interactions in Ising spin computing with digital logic circuits	7
Experimental investigation of exciton dynamics of thermally activated delayed fluorescence material exhibiting mono-exponential transient PL decay with sub-microsecond lifetime in solution	7
Ga-polar GaN Camel diode enabled by a low-cost Mg-diffusion process	7
Lattice-matched growth of high-Sn-content (x∼0.1) Si1−x Sn x layers on Si1−y Ge	7
A comparison between Geant4 simulation and experiment for time-of-flight measurement	7
Apply a TADF emitter with twist configuration for high-performance green OLEDs	7
Nitrogen isotope effects on boron vacancy quantum sensors in hexagonal boron nitride	7
Surface plasmon polaritons enhanced magnetic plasmon resonance for high-quality sensing	7
Energetics and electronic structure of bilayer Janus WSSe	7
Single-shot ultrafast dual-view imaging of shock waves in parallel laser processing	7
Resonant tunneling diode integrated with an extremely short focal length polarization-independent collimating metalens	7
Using hard X-ray photoelectron spectroscopy to study a SiO2/HfO2-based interface dipole modulation stack embedded in a metal–insulator-metal structure	7
A method for exfoliating AlGaN films from sapphire substrates using heated and pressurized water	7
Doping-dependent fixed charges in SiC/SiO2 structure	7
Improvement of AlSiO/GaN interface by a novel post deposition annealing using ultra high pressure	7
Switching of magnon parametric oscillation by magnetic field direction	7
Progress of computer simulation technologies for surface acoustic wave devices—review	7
Li2HfBr6 scintillator for neutron and gamma-ray dual detection	6
Achromatic transmitted acoustic lens arrayed by cascaded Helmholtz resonators	6
Enhanced tunneling current and low contact resistivity at Mg contacts on heavily phosphorus-ion-implanted SiC	6
Coding acoustic metasurfaces for tunable focusing in three-dimensional space	6
Hetero-assembly design of 2D oxide nanosheets for tailored thermal shielding materials	6
Wide-range tunable Ba0.7Sr0.3TiO3 films capacitors on LiNbO3 substrates	6
Reverse sorting of immortalized megakaryocyte progenitor cell lines (imMKCLs) by femtosecond laser scanning	6
Physical reservoir computing using vertically aligned graphene/diamond photomemristors	6
Passivation of hole traps in SiO2/GaN metal-oxide-semiconductor devices by high-density magnesium doping	6
Facile preparation of graphene–graphene oxide liquid cells and their application in liquid-phase STEM imaging of Pt atoms	6
Boron as a passivating dopant of oxygen-vacancy-induced hole traps at GaN/SiO2 interface	6
Tunable reflection coating to reduce exposure power threshold for interference-assisted two-photon polymerization lithography	6
Efficient electroluminescence in doped-GaAs via terahertz metamaterials	6
Direct synthesis of nitrogen-doped narrow-diameter carbon nanotubes through floating-catalyst chemical vapor deposition with high hydrogen flow rate	6
Theory for electromigration at metal nanocontacts driven by kinetic energy transfer from “lucky electrons”	6
Enantiospecific mirror-imaged growth in overlayers of enantiopure thiadiazole-[9]helicene on Au(111) without commensurability	6